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Finding the Fourth Proportional to 133,670.46, 200,440.07 and 66,124.46

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Solution

The fourth proportional to 133,670.46, 200,440.07 and 66,124.46 is: 99,154.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,670.46 : 200,440.07 = 66,124.46 : x
  2. Step 2: Convert to fraction form
    133,670.46/200,440.07 = 66,124.46/x
  3. Step 3: Cross multiply
    133,670.46x = 200,440.07 × 66,124.46
  4. Step 4: Simplify right side
    133,670.46x = 13,253,990,058.29
  5. Step 5: Solve for x
    x = 13,253,990,058.29/133,670.46
  6. Step 6: Final answer
    x = 99,154.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.